Environmental Engineering Reference
In-Depth Information
Table 6.1
Mechanical properties of selected wood species with a water content of 12%. Sources:
www.matweb.coma
nd [3].
Strength at break (MPa)
Density
(ton m
-3
)
Fibre length
(mm)
Flexural
modulus (GPa)
Wood species
Compression
Tensile
Flexural
Softwoods
Spruce, fir, red cedar
0.3-0.9
3-7
35-45 axial
90-100 axial
50-70
8-10
6-8
⊥
1.2
⊥
Pines
0.3-0.85
4
40-50 axial
100-120 axial
80-90
9-14
7.5-8
⊥
1.8
⊥
Hardwoods
Poplar, mahogany, okoume
0.3-0.5
1.1
30-40 axial
80-100 axial
65-85
9-11
7.5-10
⊥
2
⊥
Chestnut, soft oak, maple,
ash, beech
0.3-0.95
1.1-1.2
40-60 axial
100-120 axial
75-130
9-12.5
12-15
⊥
3
⊥
Hard oak, teck
0.3-0.8
0.7-1.2
50-80 axial
120-150 axial
100-170
11.5-15
18-20
⊥
4
⊥
Azobe
1.1
90-100 axial
150-200 axial
227
>20
⊥
5
⊥
